According to Xinhua News Agency, Trump's statements regarding increased tariffs have heightened panic in the U.S. stock market, causing the three major U.S. stock indices to plummet significantly in the late trading session, with declines exceeding 2% at one point. Among them, AI leader NVIDIA's stock price fell nearly 9% on Monday, closing at $114.06, with an intraday decline exceeding 10% at one point.Currently, NVIDIA's stock price has fallen back to the level of September last year, which is the price before the U.S. presidential election. The company's market value has shrunk to $2.79 trillion, and Monday's decline has once again evaporated $265 billion from NVIDIA's market value. According to Dow Jones market data, NVIDIA's current market value has decreased by about $900 billion from its peak of $3.66 trillion on January 6.Other AI-related stocks also saw significant declines. AMD's stock price fell by 13.8%, Astera Labs Inc.'s stock price dropped by 9.3%, Arm's stock price decreased by 8.6%, Broadcom's stock price fell by 6.8%, and Marvell Technology's stock price dropped by 7.4%.Jordan Klein, an analyst at Mizuho's trading desk, stated in a media interview that this is a "continuation of last week's market trend," describing this round of decline as a "cooling off" of AI trading.Since DeepSeek triggered turmoil in the chip industry, NVIDIA's market value has evaporated by $708 billion. However, NVIDIA executives stated that the company will benefit from the development of "reasoning AI," as this will increase the demand for reasoning computing.Since last Wednesday, NVIDIA's stock price has cumulatively fallen by over 13%. The company's financial report released last week showed that its performance exceeded analysts' expectations. NVIDIA's revenue grew by 78% year-on-year, reaching $39.33 billion.Last week, investors focused on NVIDIA's growth prospects in the AI field, particularly the demand from a few large cloud computing companies, which account for about half of NVIDIA's data center revenue. CEO Jensen Huang stated that the company has resolved issues related to the latest Blackwell chip."Our performance next quarter will be good. The market demand pipeline for the Blackwell chip is quite stable."